CN203668179U - Sewage purification system - Google Patents
Sewage purification system Download PDFInfo
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- CN203668179U CN203668179U CN201320829623.0U CN201320829623U CN203668179U CN 203668179 U CN203668179 U CN 203668179U CN 201320829623 U CN201320829623 U CN 201320829623U CN 203668179 U CN203668179 U CN 203668179U
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- 239000010865 sewage Substances 0.000 title claims abstract description 24
- 238000000746 purification Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 96
- 238000005273 aeration Methods 0.000 claims abstract description 31
- 239000010802 sludge Substances 0.000 claims abstract description 20
- 239000000126 substance Substances 0.000 claims abstract description 19
- 230000003647 oxidation Effects 0.000 claims abstract description 18
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 18
- 238000004062 sedimentation Methods 0.000 claims abstract description 17
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 14
- 238000003860 storage Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 230000001112 coagulating effect Effects 0.000 claims abstract description 11
- 239000003513 alkali Substances 0.000 claims abstract description 9
- 238000005276 aerator Methods 0.000 claims abstract description 7
- 230000008021 deposition Effects 0.000 claims description 22
- 238000003149 assay kit Methods 0.000 claims description 9
- 238000001556 precipitation Methods 0.000 claims description 9
- 238000005189 flocculation Methods 0.000 claims description 8
- 230000016615 flocculation Effects 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 230000007547 defect Effects 0.000 abstract description 4
- 239000003814 drug Substances 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 238000010170 biological method Methods 0.000 abstract 1
- 238000004332 deodorization Methods 0.000 abstract 1
- 238000000053 physical method Methods 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 21
- 238000010276 construction Methods 0.000 description 13
- 239000007789 gas Substances 0.000 description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 11
- 239000013505 freshwater Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000031018 biological processes and functions Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000000701 coagulant Substances 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000003205 fragrance Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 239000012028 Fenton's reagent Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910001448 ferrous ion Inorganic materials 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000007483 microbial process Effects 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model discloses a sewage purification system. The sludge treatment device of the sewage purification system comprises a sludge pretreatment device, a Fenton pre-oxidation device, an aerobic biological treatment device, and a coagulating sedimentation device, wherein the sludge pretreatment device is composed of a fine grid, a water collecting pool and an inclined screen, which are connected in sequence; the Fenton pre-oxidation device is composed of a pH adjusting tank, a Fenton oxidation tank, a neutralization tank and a primary settling tank, which are connected in sequence, wherein a concentrated sulphuric acid storage tank is connected with the pH adjusting tank, a Feso4 medicine feeding tank, a H2O2 storage tank and the Fenton oxidation tank are communicated in sequence, and an alkali liquor medicine feeding device is communicated with the neutralization tank; the aerobic biological treatment device is composed of an aeration tank and a secondary sedimentation tank, which are communicated in sequence, an aerator is arranged in the aeration tank, and the aerobic biological treatment device further comprises a blower; the coagulating sedimentation device is composed of a mixing tank, a reaction tank and a final sedimentation tank, the bottoms of the mixing tank and the reaction tank are communicated, the fine grid is arranged at a sewage discharge opening, and the inclined screen is communicated with the pH adjusting tank, the primary settling tank is communicated with the aeration tank, and the secondary sedimentation tank is communicated with the mixing tank; the semi-enclosed malodor gathering device of a deodorization device is arranged at the opening of the final sedimentation tank and communicated with the air inlet of the blower of the aeration tank through a malodor pretreatment device. According to the sewage purification system, a chemical method, a biological method and a physical method are adopted corporately, so that the defect of each single method is overcome, and the size is reduced.
Description
Technical field
The utility model relates to a kind of sewage purification system.
Background technology
Water is the indispensable basic substance that the mankind and all living things are depended on for existence, is also the irreplaceable very valuable natural resources of industrial and agricultural production, Economic development and environmental improvement, and same soil, the energy etc. form the primary condition of human economy and social development.Due to the pollution of environment and the variation of weather, cause spendable fresh water fewer and feweri, but the mankind's quantity is also increasing, the mankind's life constantly increases the demand of fresh water, can utilize with developable Freshwater resources fewer and feweri, and Freshwater resources skewness, particularly in China, many north, south is few, and a lot of local Freshwater resources wretched insufficiencies, cause the aggravation of water contradiction.From future developing trend, because society constantly increases the demand of water, and the available water resources that nature can provide has certain limit, and outstanding imbalance between supply and demand makes water resources become the important restriction factor of the national economic development.
Nowadays the variation of environment receives much concern, and country also strengthens the management of environment by various measures, and the requirement that improves environment protection meets the requirement that people improve constantly environment.The treatment measures of construction time waste water when hydroelectric project is built in the past, cannot meet the requirement of current environment protection now, also cannot catch up with the paces of society, economy and technical development, have highlighted a lot of shortcoming and defect.
Construction of hydropower facilities project construction phase waste water is that whole project is built up a very important link in the whole implementation process of generating from setting up the project on the impact of environment, by to construction waste water and Research of environment pollution problem, can think: do a good job of it the preventing and controlling that this stage environment is polluted, to embody the important step that construction of hydropower facilities Project Economy Benefit, social benefit and environmental benefit develop in harmony mutually, the research that construction time contaminated wastewater is administered, maximizes and has very important function and significance the comprehensive benefit of whole project.
The features such as it is large that construction of hydropower facilities project has scope of construction item, and the duration is short, and the large and management difficulty of wastewater discharge is large, power station Its Adjacent Waters may have the more environment sensitive spot such as spawning ground, scenic spot in addition, so the impact of environment is involved a wide range of knowledge.Construction waste water composition is mainly sandstone aggregate flushing waste water, foundation ditch waste water, construction oily(waste)water and concrete mixing waste water.The discharging modes of construction waste water are intermittently discharged.The main pollution factor of waste water is suspended substance, petroleum-type and pH value.The pollution factor kind of waste water is few, relatively stable.Analyzing on the basis of composition, character and feature of pollutent, according to coagulating sedimentation principle, oil removal and pneumatically supported principle and chemical neutralization principle, incorporation engineering waste water characteristic, proposes to adopt the construct processing of waste water of the mode of physics, chemistry.Sandstone aggregate flushing waste water and foundation ditch waste water adopt coagulation-settlement process, and the form of forming a complete set of is processed; Construction oily(waste)water adopts the lower and manageable one-level of cost to precipitate the combined treatment process of oil trap, two-stage precipitation oil trap; The method of concrete mixing water reuse spent acid chemical neutralization is processed.
Chemical absorption method technical matters is simple, technology maturation, but the processing of inapplicable sewage work Various Complex odorant pollutant removal, and Construction and operation cost is higher.Biological filter process can utilize microbial process to remove multiple repugnant substance, and working cost is low, but one-time investment is larger, and H
2the acid meeting producing when S degraded finally destroys organic medium, needs periodic replacement filtrate or supplementary chemical substance.The feature in soil filter tank is that maintenance management expense is low but occupation of land is larger, is generally 3-5m
2/ m
3gas.Odor treatment device complexity, cost is higher.
In view of this, special the utility model that proposes.
Utility model content
The purpose of this utility model is to provide one chemical method, biological process and Physical be three are combined into one and overcome single use shortcoming separately, and cost-saving sewage purification system.
For solving the problems of the technologies described above, the utility model adopts the basic conception of technical scheme to be:
A kind of sewage purification system, comprises sludge treatment equipment and odor removal;
Described sludge treatment equipment comprises sludge pretreatment device, Fenton preoxidation device, aerobe treatment unit and coagulative precipitation device;
Described sludge pretreatment device comprises fine fack, water collecting basin and oblique net, and described fine fack, water collecting basin and oblique net are connected by pipeline in turn, and fine fack is arranged on Sewage outlet;
Described Fenton preoxidation device comprises vitriol oil storage tank, PH equalizing tank, F
eso
4dosing pond, H
2o
2storage tank, Fenton oxidation pond, alkali lye chemicals dosing plant, neutralization tank and preliminary sedimentation tank; Described PH equalizing tank, Fenton oxidation pond, neutralization tank are connected by pipeline in turn with preliminary sedimentation tank, and described vitriol oil storage tank is connected with PH equalizing tank, described F
eso
4dosing pond, H
2o
2storage tank and Fenton oxidation pond are communicated with successively, and described alkali lye chemicals dosing plant is communicated with neutralization tank, and the exit end of described oblique net is connected to the water-in of described PH equalizing tank;
Described aerobe treatment unit comprises aeration tank and second pond, described aeration tank and second pond, in turn by pipeline communication, are provided with aerator in described aeration tank, also comprise gas blower, aerator is connected with gas blower, and the water outlet of described preliminary sedimentation tank is communicated with the water-in of described aeration tank;
Described coagulative precipitation device comprises flocculation tank and final deposition pool, described flocculation tank is divided into mixing pit and reaction tank two portions, described mixing pit is communicated with reaction tank bottom, and the outlet of described second pond is communicated with the entrance of described mixing pit, and described reaction tank is communicated with final deposition pool;
Described odor removal comprises semiclosed foul smell collection device, foul smell pretreatment unit and described aeration tank, described final deposition pool is the structure of upper end half opening, described semiclosed foul smell collection device is based upon described final deposition pool upper end open place, on described semiclosed foul smell collection device, be provided with ventilation opening, described semiclosed foul smell collection device is communicated with the blast inlet of described aeration tank gas blower by described foul smell pretreatment unit.
Further, on described final deposition pool, be provided with the 3rd water port of the first row mouth of a river, the second row mouth of a river and bottom, in described final deposition pool, there is pressure filter, the described first row mouth of a river is communicated with the PH equalizing tank of described Fenton preoxidation device by sump pump, and the output channel of described the 3rd water port is provided with the first magnetic valve; Also comprise a water quality monitoring apparatus, described water quality monitoring apparatus comprises water sampler, Water Test Kits, treater, above-mentioned the first magnetic valve and the magnetic valve of described sump pump, the second row mouth of a river of described final deposition pool is communicated with described water sampler, described Water Test Kits is connected with described water sampler, the signal output of described Water Test Kits connects the input of described treater, and the output of described treater connects respectively described the first magnetic valve and sump pump magnetic valve.
Preferably, described water collecting basin is up big and down small truncated cone-shaped, and pool wall medial surface is provided with protective slope seepage layer.
Preferably, the bottom of described water collecting basin is lower than the bottom of described fine fack and described oblique net.
Further, described sludge pretreatment device comprises the second sump pump, described the second sump pump is arranged on the connecting pipe of water collecting basin and oblique net, described water collecting basin and the tiltedly water inlet of the connecting pipe of net are arranged on the bottom of water collecting basin, and described water collecting basin and the tiltedly water outlet of the connecting pipe of net are arranged on the top of oblique net.
The beneficial effects of the utility model are: the utility model device is by chemical method, biological process and Physical triplicity, overcome the defect of single use separately, make its scope of application wide, wastewater treatment efficiency is better, odor removal can be processed the foul smell of odor concentration at 20-50, after processing, odor concentration is below 10, meet the primary standard of China's odorant pollutant, odor removal can utilize the aeration tank in waste disposal plant, only need to increase foul smell pretreatment unit, gas blower, can simplification device volume, cost-saving.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
In order to make those skilled in the art person understand better the utility model scheme, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
With reference to Fig. 1, the utility model is a kind of sewage purification system, comprises sludge treatment equipment and odor removal 5;
Described sludge treatment equipment comprises sludge pretreatment device 1, Fenton preoxidation device 2, aerobe treatment unit 3 and coagulative precipitation device 4;
Described sludge pretreatment device 1 comprises fine fack 11, water collecting basin 12 and oblique net 13, and described fine fack 11, water collecting basin 12 and oblique net 13 are connected by pipeline in turn, and fine fack 11 is arranged on Sewage outlet;
Described Fenton preoxidation device 2 comprises vitriol oil storage tank 25, PH equalizing tank 21, Feso4 dosing pond 26, H2O2 storage tank 27, Fenton oxidation pond 22, alkali lye chemicals dosing plant 28, neutralization tank 23 and preliminary sedimentation tank 24; Described PH equalizing tank 21, Fenton oxidation pond 22, neutralization tank 23 and preliminary sedimentation tank 24 are connected by pipeline in turn, and described vitriol oil storage tank 25 is connected with PH equalizing tank 21, and described Feso4 dosing pond 26, H2O2 storage tank 27 and Fenton oxidation pond 22 are communicated with successively; Described alkali lye chemicals dosing plant 28 is communicated with neutralization tank 23, and the exit end of described oblique net 13 is connected to the water-in of described PH equalizing tank 21;
Described aerobe treatment unit 3 comprises aeration tank 31 and second pond 32, described aeration tank 31 and second pond 32 are in turn by pipeline communication, in described aeration tank 31, be provided with aerator 310, also comprise gas blower 311, aerator 310 is connected with gas blower 311, and the water outlet of described preliminary sedimentation tank 24 is communicated with the water-in of described aeration tank 31;
Described coagulative precipitation device 4 comprises flocculation tank and final deposition pool 43, described flocculation tank is divided into mixing pit 41 and reaction tank 42 two portions, described mixing pit 41 is communicated with reaction tank 42 bottoms, the outlet of described second pond 32 is communicated with the entrance of described mixing pit 41, and described reaction tank 42 is communicated with final deposition pool 43;
Described odor removal 5 comprises semiclosed foul smell collection device 51, foul smell pretreatment unit 52 and described aeration tank 31, described final deposition pool 43 is the structure of upper end half opening, described semiclosed foul smell collection device 51 is based upon described final deposition pool 43 upper end open places, on described semiclosed foul smell collection device 51, be provided with ventilation opening 53, described semiclosed foul smell collection device 51 is communicated with the blast inlet of described aeration tank gas blower 311 by described foul smell pretreatment unit 52.
The treatment step of this device is:
Describe as an example of Straw Pulp example.First Wheat-straw Pulp enters water collecting basin 12 after fine fack 11 is removed compared with the floating matter of great Yi blocking pipeline, and then enters into oblique net 13, reclaims in waste water compared with macrofiber.
Pretreated waste water enters PH equalizing tank 21, regulate pH value to 3-5, then enter Fenton oxidation pond 22, under the effect of Fenton reagent, in waste water, the organism of difficult degradation is broken down into the small organic molecule of easy degraded, and removes most COD cr and colourity.Water outlet enter neutralization tank 23 add alkali regulate PH to 6-7, then enter preliminary sedimentation tank 24 and under the effect of coagulant aids, remove the suspended substance in waste water, carry out solid-liquid separation, after complete pre-oxidation treatment process.
Waste water after Fenton pre-oxidation treatment enters aeration tank 31, removes majority of organic pollutants in water through absorption, oxidation, the Degradation of aerobic microbiological.Aeration tank 31 water outlets are carried out mud-water separation from flowing into second pond 32.
Last odor removal 5 is collected foul smell, and foul smell is transported to foul smell pretreatment unit 52, and foul smell pretreatment unit 52 adopts the principle of condensation that the water vapor condensation in foul gas is removed, and prevents that water vapour from entering gas blower 311 its normal operation is impacted; The foul smell producing is driven in the water body of aeration tank 31 after collection, pipeline conveying and pre-treatment, and removes repugnant substance by absorption, dissolving and biological degradation.
Wherein, adopt the vitriol oil that concentration is 97%, alkali used is caustic soda.Described Fenton reagent is by H
2o
2form with ferrous ion.Described H
2o
2concentration is 30%, and dosage is 80mg/L, and ferrous ion adopts ferrous sulfate reagent, and purity is analytical pure, and dosage is 300mg/L, and described coagulant aids is polyacrylamide, and its dosage is 1mg/L, and Fenton pre-oxidation treatment retention time of sewage is 90 minutes.The interior MLSS concentration in aeration tank 31 is 2.5g/L, and dissolved oxygen concentration is 2mg/L,, sludge loading is 0.15kgCODcr/(kgMLSSd); The flocculation agent that coagulative precipitation device 4 adds is polymerize aluminum chloride, and its dosage is 80mg/L, and described coagulant aids is polyacrylamide, and its dosage is 2mg/L.
The utility model device is by chemical method, biological process and Physical triplicity, overcome the defect of single use separately, make its scope of application wide, wastewater treatment efficiency is better, and odor removal 5 can be processed the foul smell of odor concentration at 20-50, after processing, odor concentration is below 10, meet the primary standard of China's odorant pollutant, odor removal 5 can utilize the aeration tank 31 in waste disposal plant, only needs to increase foul smell pretreatment unit 52, gas blower 311, can simplification device volume, cost-saving.
Generally can reach emission standard through above-mentioned water after treatment at different levels, but can not accomplish that 100% is up to standard, in order fully to guarantee that water after treatment is up to standard, the utility model increases by a water quality monitoring apparatus 6, concrete structure is: the 3rd water port that is provided with the first row mouth of a river, the second row mouth of a river and bottom on described final deposition pool 43, in described final deposition pool 43, there is pressure filter, the described first row mouth of a river is communicated with the PH equalizing tank 21 of described Fenton preoxidation device 2 by sump pump 61, and the output channel of described the 3rd water port is provided with the first magnetic valve 62, also comprise a water quality monitoring apparatus 6, described water quality monitoring apparatus 6 comprises water sampler 63, Water Test Kits 64(is prior art, open in many pieces of patent documents and existing installation), treater 65, the first above-mentioned magnetic valve 62 and the magnetic valve 66 of described sump pump, the second row mouth of a river of described final deposition pool 43 is communicated with described water sampler 63, described Water Test Kits 64 is connected with described water sampler 63, the signal output of described Water Test Kits 64 connects the input of described treater 65, the output of described treater 65 connects respectively the magnetic valve 66 of described the first magnetic valve 62 and sump pump.Water after treatment is through monitoring water quality, the first magnetic valve 62 is opened in system control up to standard, normally discharge, time not up to standard, control the magnetic valve 66 of opening sump pump, sewage not up to standard is processed again from Fenton preoxidation device 2 again, further guaranteed that the water of discharging is water up to standard.
Described water collecting basin 12 is up big and down small truncated cone-shaped, and pool wall is ramped shaped (not shown), and the external force that pool wall bears is reduced greatly, makes to bear same equipressure little, and the material usage of building pool wall greatly reduces, and has saved investment, has reduced cost.Pool wall medial surface is provided with protective slope seepage layer.
Preferably, the bottom of described water collecting basin 12 is lower than the bottom of described fine fack 11 and described oblique net 13.Sewage can better be precipitated.
Described sludge pretreatment device 1 comprises the second sump pump 14, described the second sump pump 14 is arranged on the connecting pipe of water collecting basin 12 and oblique net 13, described water collecting basin 12 and the tiltedly water inlet of the connecting pipe of net 13 are arranged on the bottom of water collecting basin 12, and described water collecting basin 12 and the tiltedly water outlet of the connecting pipe of net 13 are arranged on the top of oblique net 13.Assurance can be transported to next step by the mud in water collecting basin 12, prevents bottom mud poor fluidity and cannot entering in oblique net 13.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (7)
1. a sewage purification system, is characterized in that, comprises sludge treatment equipment and odor removal;
Described sludge treatment equipment comprises sludge pretreatment device, Fenton preoxidation device, aerobe treatment unit and coagulative precipitation device;
Described sludge pretreatment device comprises fine fack, water collecting basin and oblique net, and described fine fack, water collecting basin and oblique net are connected by pipeline in turn, and fine fack is arranged on Sewage outlet;
Described Fenton preoxidation device comprises vitriol oil storage tank, pH regulator pond, F
eso
4dosing pond, H
2o
2storage tank, Fenton oxidation pond, alkali lye chemicals dosing plant, neutralization tank and preliminary sedimentation tank; Described pH regulator pond, Fenton oxidation pond, neutralization tank are connected by pipeline in turn with preliminary sedimentation tank, and described vitriol oil storage tank is connected with pH regulator pond, described F
eso
4dosing pond, H
2o
2storage tank and Fenton oxidation pond are communicated with successively, and described alkali lye chemicals dosing plant is communicated with neutralization tank, and the exit end of described oblique net is connected to the water-in in described pH regulator pond;
Described aerobe treatment unit comprises aeration tank and second pond, described aeration tank and second pond, in turn by pipeline communication, are provided with aerator in described aeration tank, also comprise gas blower, aerator is connected with gas blower, and the water outlet of described preliminary sedimentation tank is communicated with the water-in of described aeration tank;
Described coagulative precipitation device comprises flocculation tank and final deposition pool, described flocculation tank is divided into mixing pit and reaction tank two portions, described mixing pit is communicated with reaction tank bottom, and the outlet of described second pond is communicated with the entrance of described mixing pit, and described reaction tank is communicated with final deposition pool;
Described odor removal comprises semiclosed foul smell collection device, foul smell pretreatment unit and described aeration tank, described final deposition pool is the structure of upper end half opening, described semiclosed foul smell collection device is based upon described final deposition pool upper end open place, on described semiclosed foul smell collection device, be provided with ventilation opening, described semiclosed foul smell collection device is communicated with the blast inlet of described aeration tank gas blower by described foul smell pretreatment unit.
2. sewage purification system according to claim 1, it is characterized in that, on described final deposition pool, be provided with the 3rd water port of the first row mouth of a river, the second row mouth of a river and bottom, in described final deposition pool, there is pressure filter, the described first row mouth of a river is communicated with the pH regulator pond of described Fenton preoxidation device by sump pump, and the output channel of described the 3rd water port is provided with the first magnetic valve; Also comprise a water quality monitoring apparatus, described water quality monitoring apparatus comprises water sampler, Water Test Kits, treater, above-mentioned the first magnetic valve and the magnetic valve of described sump pump, the second row mouth of a river of described final deposition pool is communicated with described water sampler, described Water Test Kits is connected with described water sampler, the signal output of described Water Test Kits connects the input of described treater, and the output of described treater connects respectively described the first magnetic valve and sump pump magnetic valve.
3. sewage purification system according to claim 1 and 2, is characterized in that, described water collecting basin is up big and down small truncated cone-shaped, and pool wall medial surface is provided with protective slope seepage layer.
4. sewage purification system according to claim 1 and 2, is characterized in that, the bottom of described water collecting basin is lower than the bottom of described fine fack and described oblique net.
5. sewage purification system according to claim 3, is characterized in that, the bottom of described water collecting basin is lower than the bottom of described fine fack and described oblique net.
6. sewage purification system according to claim 4, it is characterized in that, described sludge pretreatment device comprises the second sump pump, described the second sump pump is arranged on the connecting pipe of water collecting basin and oblique net, described water collecting basin and the tiltedly water inlet of the connecting pipe of net are arranged on the bottom of water collecting basin, and described water collecting basin and the tiltedly water outlet of the connecting pipe of net are arranged on the top of oblique net.
7. sewage purification system according to claim 5, it is characterized in that, described sludge pretreatment device comprises the second sump pump, described the second sump pump is arranged on the connecting pipe of water collecting basin and oblique net, described water collecting basin and the tiltedly water inlet of the connecting pipe of net are arranged on the bottom of water collecting basin, and described water collecting basin and the tiltedly water outlet of the connecting pipe of net are arranged on the top of oblique net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320829623.0U CN203668179U (en) | 2013-12-16 | 2013-12-16 | Sewage purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320829623.0U CN203668179U (en) | 2013-12-16 | 2013-12-16 | Sewage purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203668179U true CN203668179U (en) | 2014-06-25 |
Family
ID=50964495
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320829623.0U Expired - Lifetime CN203668179U (en) | 2013-12-16 | 2013-12-16 | Sewage purification system |
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|---|---|
| CN (1) | CN203668179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105824302A (en) * | 2016-05-16 | 2016-08-03 | 山东圣文环保科技有限公司 | Controllable sewage discharge monitoring system |
-
2013
- 2013-12-16 CN CN201320829623.0U patent/CN203668179U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105824302A (en) * | 2016-05-16 | 2016-08-03 | 山东圣文环保科技有限公司 | Controllable sewage discharge monitoring system |
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